What was found
IAH - FLIGHT 2811, THE CREW REPORTED A BAGGAGE SMOKE INDICATION IN FLIGHT. THE CREW DISCHARGED BOTH BAGGAGE FIRE BOTTLES, AND RETURNED TO IAH WHERE THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT, AND REMOVED AND REPLACED THE BAGGAGE SMOKE DETECTOR, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.